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TECHNICAL PAPERS

Effect of Mechanical Vibrations on Coriolis Mass Flow Meters

[+] Author and Article Information
Robert Cheesewright, Ali Belhadj, Colin Clark

Department of Systems Engineering, Brunel University, Uxbridge, Middlesex UB8 3PH, England

J. Dyn. Sys., Meas., Control 125(1), 103-113 (Mar 10, 2003) (11 pages) doi:10.1115/1.1539098 History: Received October 01, 2001; Revised September 01, 2002; Online March 10, 2003
Copyright © 2003 by ASME
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References

Figures

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Diagramatic representation of the meter models used in the finite element study
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Spectra of a sensor signal for: a) vibration at the Coriolis frequency, f2 and b) vibration at the difference between the Coriolis frequency and the drive frequency, f2−f1, for the straight tube meter
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Spectra of a sensor signal for the B meter showing the effects of uniform and non-uniform vibration
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Spectra of a sensor signal for the U meter, showing the effects of uniform and non-uniform vibration: a) at the Coriolis frequency f2 and b) at the difference between the Coriolis frequency and the drive frequency f2−f1
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Spectra of a sensor signal for the straight tube meter, with and without vibration at the drive frequency f1
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Spectra of a sensor signal for the B meter, with and without vibration at the drive frequency f1
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Computed distributions of deflection along the length of the straight tube meter: a) total deflection without vibration, b) Coriolis deflection without vibration, and c) extra deflection due to vibration (i.e., total deflection with vibration minus sum of driven motion and Coriolis deflection)

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